WO1995008909A1 - Procede d'exploitation d'un accelerateur, accelerateur et systeme d'accelerateur - Google Patents

Procede d'exploitation d'un accelerateur, accelerateur et systeme d'accelerateur Download PDF

Info

Publication number
WO1995008909A1
WO1995008909A1 PCT/JP1993/001343 JP9301343W WO9508909A1 WO 1995008909 A1 WO1995008909 A1 WO 1995008909A1 JP 9301343 W JP9301343 W JP 9301343W WO 9508909 A1 WO9508909 A1 WO 9508909A1
Authority
WO
WIPO (PCT)
Prior art keywords
component
accelerator
current
charged particle
control
Prior art date
Application number
PCT/JP1993/001343
Other languages
English (en)
Japanese (ja)
Inventor
Junichi Hirota
Kazuo Hiramoto
Original Assignee
Hitachi, Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi, Ltd. filed Critical Hitachi, Ltd.
Priority to JP07509676A priority Critical patent/JP3121017B2/ja
Priority to PCT/JP1993/001343 priority patent/WO1995008909A1/fr
Priority to US08/436,270 priority patent/US5698954A/en
Publication of WO1995008909A1 publication Critical patent/WO1995008909A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H7/00—Details of devices of the types covered by groups H05H9/00, H05H11/00, H05H13/00
    • H05H7/02—Circuits or systems for supplying or feeding radio-frequency energy
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H7/00—Details of devices of the types covered by groups H05H9/00, H05H11/00, H05H13/00
    • H05H7/06—Two-beam arrangements; Multi-beam arrangements storage rings; Electron rings

Definitions

  • the present invention relates to an accelerator, and more particularly, to an accelerator suitable for automatic operation of an industrial or medical accelerator and a method of operating the accelerator.
  • the conventional technology is an electronic linear beam monitor.
  • the conventional technology is explained using the electron storage ring in Fig. 2 as an example.
  • the electron beam obtained from the pre-accelerator 10 is transferred to the beam transport system.
  • the electron storage ring 1 After the electron beam is shaped, aligned, and energy sorted by a group of electromagnets called 1, the electron storage ring 1
  • the electron beam is held on a certain orbit (hereinafter referred to as a closed orbit) by the electromagnets of the storage ring 12.
  • the electron beam is accelerated or supplied by receiving energy from the accelerating cavity 22 in the storage ring. It is kept in the accumulation state.
  • beam adjustment is performed by manually adjusting the output of various monitors placed in the beam transport system 11 and the storage ring 12.
  • accelerator operation relied on some exotics.
  • Japanese Patent Application Laid-Open No. Hei 4-169100 discloses a compensating electromagnet when a charged particle beam enters and exits a synchrotron accelerator. There is disclosed an accelerator that preliminarily stores an excitation current value to be supplied to a (corrects a beam trajectory) and supplies the excitation current to a correction electromagnet at a predetermined timing. .
  • Japanese Patent Application Laid-Open No. 58-140999 discloses that a beam current value extracted from a cycle mouth is detected and the beam current value is maximized.
  • a control method for controlling the exciting current of the electromagnet is disclosed.
  • the purpose of the present invention is to provide for all operating modes of the accelerator.
  • An object of the present invention is to provide an accelerator operating method, an accelerator, and an accelerator system that can be operated automatically regardless of the skill of the operator.
  • the above purpose is to obtain the operation pattern of the components of the accelerator using data on the incident energy, stored energy, and acceleration time of the charged particle beam in the accelerator, and to obtain the operation pattern for the operation pattern. This is achieved by controlling the components based on the above.
  • the operating patterns of the components of the accelerator were determined using data on the incident energy of the charged particle beam at the accelerator, stored energy, acceleration time, emission energy, and emission current. This is achieved by controlling the constituent elements based on the operation pattern.
  • the traveling direction of the beam is provided. After controlling the beam transport for each of the constituent elements from the upstream side to the downstream side, all of the constituent elements are associated from the upstream side to the downstream side. This is achieved by controlling beam transport.
  • a control signal is generated using a beam current value at any two points sandwiching the component. This is achieved by controlling the component between the two points based on the control signal.
  • a deflection magnet that deflects a beam using data on the incident energy, stored energy, and acceleration time of a charged particle beam
  • a trajectory correction magnet that performs trajectory correction of a beam
  • the operation pattern required for the components of the accelerator is determined, and each component is controlled based on this operation pattern, so that start-up operation and steady operation can be performed.
  • the accelerator can be automatically operated in all operation modes, such as changing operation conditions, regardless of the skill of the operator.
  • the deflection magnet and the trajectory of the beam are deflected using the data on the incident energy, stored energy, acceleration time, output energy, and output current of the charged particle beam.
  • the operation patterns required for the components such as the orbit correction magnet, the accelerating cavity for accelerating the beam, and the emitting device that emits the beam are determined, and each component is determined based on this operation pattern.
  • the traveling direction of the beam is provided. After controlling the beam transport for each of the constituent elements from the upstream side to the downstream side, all of the constituent elements are associated from the upstream side to the downstream side.
  • the accelerator can be operated automatically regardless of the skill of the operator.
  • any of the components sandwiching the components is provided.
  • a control signal is generated using the beam current values at the two points described above, and the components between the two points are controlled based on the control signal.
  • the accelerator can be operated automatically in all operation modes regardless of the skill of the operator.
  • FIG. 1 is a diagram showing a first embodiment in which the present invention is applied to a semiconductor exposure apparatus.
  • Figure 2 shows a conventional electron storage ring.
  • FIG. 3 is a diagram showing details of the control device of FIG.
  • Fig. 4 is a diagram showing the start-up operation method of the accelerator body in Fig. 1.
  • FIG. 5 is a diagram showing details of the control amount setting device of FIG. 3.
  • FIG. 6 is a diagram showing details of the control amount measurement device of FIG. 3.
  • FIG. 7 is a diagram of the beam current measurement device of FIG. FIG.
  • FIG. 8 is a diagram showing the details of the trigger generator of FIG. 3.
  • FIG. 9 is a diagram showing the connection between the magnet and the power source for the magnet.
  • FIG. 10 is a diagram illustrating a steady operation method of the accelerator main body.
  • FIG. 11 is a diagram illustrating a driving method when the operating condition of the accelerator main body is changed.
  • FIG. 12 is a view showing a second embodiment in which the present invention is applied to a semiconductor exposure apparatus.
  • Fig. 13 is a diagram showing the method of operating the accelerator body of Fig. 12
  • FIG. 14 is a diagram showing a third embodiment in which the present invention is applied to a medical device.
  • FIG. 15 is a diagram showing a method of operating the medical device of FIG.
  • FIG. 1 is a diagram showing a first embodiment in which the present invention is applied to a semiconductor exposure apparatus
  • FIG. 3 is a diagram showing details of a control device in FIG.
  • the semiconductor exposure apparatus according to the present embodiment uses an accelerator body for accelerating and accumulating electron beams from generation and a radiation pattern 501 emitted from the accelerator body to form a desired pattern on a semiconductor substrate.
  • a control device 400 that mainly controls a plurality of components of the accelerator main body.
  • the accelerator main body consists of a pre-accelerator 10 that generates an electron beam, a beam transport system 11 that transports the electron beam generated from the pre-accelerator 10 to a storage ring 12, and acceleration of the electron beam.
  • the beam trajectory in these components is surrounded by a vacuum duct 25 whose inside has been evacuated.
  • the beam transport system 11 includes a deflection magnet 20 for deflecting the electron beam, a quadrupole magnet 21 for converging and diverging the electron beam, and a current monitor for measuring the beam current of the electron beam. It is composed of one of 320 to 324.
  • the storage ring 12 allows the electron beam to enter the storage ring.
  • Injector 23 deflection magnet 20, quadrupole magnet 21, steering magnet 26 for finely adjusting the position of the electron beam, and accelerating cavity 2 for accelerating the electron beam 2 and current monitors 330 to 338.
  • the current monitors 132 to 338 are arranged before and after the deflection magnet 20 so as to sandwich it.
  • the control device 400 that monitors and controls the operation of the accelerator is a beam current measurement device 42 that measures the beam current of the accelerator at a predetermined timing, Measure the controlled variables such as the force source temperature of the pre-accelerator 10 and the exciting current of the deflecting magnets 20, quadrupole magnets 21, and steering magnets 26 at a specified timing. Measurement of the beam current by the control amount measuring device 43, the control amount setting device 44 that sets the control amount of each component of the accelerator at a predetermined timing, and the beam current measuring device 42. Measurement of the control amount by the control amount measuring device 43, setting of the control amount by the control amount setting device 44, and the trigger signal for the incidence, emission, acceleration, and deceleration of the electron beam in the accelerator.
  • the control amount setting device 44 composed of the main control device 40 and the main control device 40 that determines the control amounts of all the components and the timing of the control.
  • Knob to hold the control amount signal 81 output from 0 A digital-to-analog (D / A) converter that converts a digital signal into an analog signal in accordance with a set trigger signal output from a trigger generator. It consists of 4 2.
  • the control amount measuring device 43 is configured to operate the pre-accelerator 10 and various magnets at the time when the trigger signal 97 is output from the trigger generating device 41.
  • the sample hold circuit 431, which holds a monitor signal output from the power supply for the power supply, and the analog signal held by the sample hold circuit 431, are digital signals. It consists of an AD converter 432 that converts the data into a digital signal, and a notifier 434 that stores the digital signal.
  • the beam current measurement device 42 outputs the measurement trigger signal 93 output from the trigger generation device 41 or the beam accumulation confirmation trigger signal 94 as shown in FIG.
  • the monitor output from the current monitor 132 0 to 338 is held by the sample hold circuit 42 1 that holds the signal and the sample hold circuit 42 1. It consists of an A / D converter 422 that converts the analog signal into a digital signal, and a knob 424 that stores the digital signal.
  • the trigger generator 41 includes a master oscillator 41 2 and a distributor 4 for distributing a single output of the master oscillator 41 2 to a plurality of outputs. 1 3 and control amount setting, control A delay unit that gives an appropriate amount of delay to each trigger signal for measuring the amount and beam current, and the output of the delay unit is distributed to the pre-accelerator and the injector.
  • the delays 4 16 and the delays 4 14 and 16 output the outputs of the dividers 4 15 and 4 15 to give the required amount of inherent delay to the pre-accelerator 10 and the injector 23.
  • the output of the master oscillator 4 12 may be directly input to the distributor 4 15.
  • Figure 9 shows the connections between the deflection magnets 20 and the quadrupole magnets 21 and the steering magnets 26, and the control amount measuring device 43 and the control amount setting device 44.
  • the magnet power supply 201 is a load magnet
  • excitation current monitor 202 to measure the excitation current
  • current source 203 to supply the excitation current to the magnet
  • current source 203 It is composed of a feed knock circuit 204 that controls the output current of the circuit.
  • the feed knock circuit 204 is configured to control the set value of the excitation current of the magnet output from the control amount setting device 44 and the excitation current measured by the excitation current monitor 202. The measured value is compared with, and the difference is set to the current source 203.
  • the exciting current monitor 20 The excitation current value measured in 2 is transmitted to the control amount measuring device 43.
  • the main controller 40 and the beam current measurement device 42, the control amount measurement device 43, and the control amount setting device 44 are designed so that data can be exchanged in both directions. It is connected by a parallel cable.
  • the electron beam is generated by the pre-accelerator 10 and is incident on the storage ring 12 with the same energy and shape by the beam transport system 11. Thereafter, the electron beam is synchrotron accelerated and stored in the storage ring 12.
  • the main controller 40 sends the control amount setting device 44 a control amount signal 81 relating to the initial setting value, variable range, and variable step of the control amount of each component of the accelerator to the trigger.
  • Generator 4
  • Fig. 1 various trigger signals 91 and 92 related to the control amount setting, measurement cycle, beam injection, acceleration and deceleration timing, and beam acceleration and deceleration patterns are output, respectively.
  • a beam output signal 96 is transmitted from the trigger generator 41 to the pre-accelerator 10 to generate an electron beam. (150 in FIG. 4), and transmits the measurement trigger signal 93 to the beam current measurement device 42.
  • the variable range set in (1) for the control amount of the components between the current monitors is set in the variable step. Search sequentially every time. For example, in the case of current monitors 32 0 and 32 1, the exciting current of the magnet 20 is two, and in the case of current monitors 32 3 and 32 4 two two-pole magnets The beam transport in the beam transport system 11 is performed by using the excitation current of 2 1 as the control target.
  • Electron beam accumulation the state of the output signal of any current monitor (any of 330 to 338) that constitutes the storage ring 12 changes with the lapse of the accumulation time. It can be confirmed by the spread.
  • the trigger signal 94 is generated by a time sufficiently delayed from the beam output signal 96 to the pre-accelerator 10 (electron beam accumulation ring The time required to make 1002 to 1002 rounds within 12) is generated after that, and the beam current signal obtained from the current monitor 33 38 should be maximized.
  • the excitation currents of the deflecting magnet 20 and the quadrupole magnet 21 in the storage ring 12 are searched sequentially (154 in Fig. 4). This means that the rough adjustment has been completed as a preparation stage.
  • the reason why the fine adjustment as in (8) is necessary is as follows.
  • the energy is approximately known, but the position and gradient are unknown. is there .
  • the energy, position, and gradient width that can be captured by storage rings and synchrotrons are generally not large (for example, about 1%). Therefore, the beam transport parameter obtained in (7) is a true parameter when the magnet systems performing the beam transport are independent of each other. In practice, the magnets are gently coupled due to the multi-pole magnetic field components, stray magnetic fields, installation errors, etc., so that the desired energy, position, and gradient are always obtained. There is no such thing.
  • the optimal parameters for beam transport are as follows: (8), the beam is transported so as to maximize the output of the current monitor in the final stage. It can only be determined by adjusting each component used.
  • the measurement trigger signal 93 is transmitted from the trigger generator 41 to the beam current measurement device 42. Measure the beam current change during acceleration. At this time, if the electron beam emits radiated light, it is OK to measure the amount of radiated light. If the beam changes abruptly from the measurement result, the position is specified and specified. The set value of the component placed at the specified position is adjusted for each variable step within the variable range set in (1).
  • Steps (9) to (11) are performed until the ratio of the stored current at the end of acceleration to the maximum before acceleration is maximized. By this operation, the electrons are accelerated and accumulated up to the desired energy.
  • the maximum beam current transmission between two consecutive current monitors is maximized, but beam transport between any two monitors is similarly performed.
  • the setting data, initial value, final value, increment, delay time, and the pattern of various trigger signals are first calculated inside the main controller 40. Then, set for each device. Next, an operation start signal (beam ON, beam output signal to the pre-accelerator 10) is transmitted from the main controller 40 to the trigger generator 41. As a result, the output signal of the master oscillator 412 is transmitted to the distributor 413. The various trigger signals distributed by the distributors 4 13 are transmitted to each device after being delayed by a delay time peculiar to each device.
  • the current values of the power supply of the deflecting magnet 20, quadrupole magnet 21, steering magnet 26, and acceleration cavity 22 are set by the control amount setting device 44. Apply current to This current is measured by a control amount measuring device 43 using a current monitor (mainly a shunt resistance in the case of a magnet power supply), and this measured value 98 is transferred to the main controller 40. .
  • the current monitor 32 installed in the accelerator body is used to measure the beam current with the beam current measurement device 42 using the current monitor 32 to 338. Transfer to 4 0
  • main controller 40 is set to the preset setting. Based on the constant value and the measured beam current value 82, the quality of the beam transport is determined, and this is repeated until the beam transport is successful. Also, in the acceleration stage, an acceleration pattern is set in advance in the control amount setting device 44, and thereafter, the acceleration is transferred from the main control device 40 to the trigger generation device 41. By transmitting a trigger signal and holding this signal until the end of acceleration, the control amount and beam current during acceleration can be measured. In this way, the quality of acceleration can be determined.
  • the above is the method of start-up operation of the accelerator body.
  • the operation pattern obtained in (1) to (1 2) above is used. Accordingly, as shown in Fig. 10, the pattern generation, incidence, acceleration, accumulation, and deceleration of the beam are performed.
  • the operating conditions are changed, as shown in FIG. 11, a new parameter is first set, and the operating pattern is changed based on the new parameter. Make corrections and perform the pattern operation from beam generation to deceleration.
  • the accelerator body of the present embodiment includes a pre-accelerator 10 for generating an electron beam, and a beam for transporting the electron beam generated from the pre-accelerator 10 to a synchrotron 13 for acceleration.
  • Transport system 11 a synchrotron 13 for accelerating the electron beam, and an accelerating syncron
  • the beam transport system 14 that transports the electron beam accelerated with high energy from the crotron 13 to the storage ring 12 and the electron beam are stored.
  • the structure composed of the storage ring 12 and the storage ring 12 provides the electron beam acceleration function of the storage ring 12 in the embodiment shown in FIG. 3 is an independent configuration.
  • Fig. 13 shows the operation method of the accelerator body in Fig. 12.
  • the beam is emitted from the synchrotron 13 for acceleration and the beam is transported by the beam transport system 14 (Beam transport 3) and beam incident on the storage ring 12 (Injection 2) are newly added.
  • the adjustment method using the current monitors 32 0 to 33 8 in FIG. 1 can be applied to the current monitors 32 0 to 34 7 in FIG. Wear .
  • the trigger generator 41 shown in FIG. 8 is a trigger for emitting a beam from the synchrotron 13 for acceleration and for entering the beam into the storage ring 12. It is also configured to generate a gas signal.
  • a beam distribution magnet is installed in the beam transport system 14 that connects the accelerating synchrotron 13 and the storage ring 12.
  • an accelerator system is configured to supply the electron beams emitted from the synchrotron 13 for acceleration to the plurality of storage rings 12. In this Wear .
  • the synchrotron 13 for accelerating the charged particle beam and the synchrotron 13 for acceleration were accelerated to the irradiation chamber 16 with high energy. It consists of a beam transport system 15 for transporting the charged particle beam, and an irradiation room 16 for performing irradiation treatment using the charged particle beam.
  • the charged particle beam accelerated by the synchrotron 13 for acceleration is emitted by the emitter 27 and is distributed to the sorting magnet 28 installed in the beam transport system 15. Thus, it is sequentially allocated to a plurality of irradiation chambers 16.
  • Figure 15 shows the operation method of the medical device shown in Figure 14.
  • the acceleration energy is determined by the final value of the acceleration pattern data of the deflecting magnet 20 of the synchrotron 13 for acceleration, which is set in advance.
  • the charged particle beam is irradiated to a plurality of irradiation chambers 16.
  • the method of transporting while controlling the electric current is explained.
  • the output signals of the current monitors 132 to 34 6 installed for each of the polarizing magnets 20 are maximized when there is no patient in the irradiation room 16. Or so that the beam current attenuation at the downstream current monitor position relative to the upstream current monitor position is minimized.
  • the control amount of each component is determined. In this way, the operating parameters of the accelerator system are determined. , Multiple irradiation rooms 1
  • the outputs of the current monitors 3444, 345, and 346 immediately before step 6 are stored. This output is converted into an irradiation amount, and the beam current generated from the pre-accelerator 10 is increased or decreased so as to match the irradiation amount in the irradiation room 16 predetermined.
  • the second method is the same as the first method until the determination of the operation synchrotron 13 for the acceleration is performed, so that the beam current is maximized. Repeat until the emission of 15. After that, insert a d-nano 29 in the middle of the beam transport system 15 so that the beam current at a certain position of the beam transport system 15 becomes a desired beam current.
  • a scatterer is used as the damper 29, and the beam current is reduced by scattering.
  • this damper 29 makes it possible to change the irradiation amount for each of a plurality of irradiation rooms, it is a means of monitoring the beam current. Directly measure the beam current It is also possible to measure the radiation dose due to the collision between the beam and the substance. By this method, a patient can be irradiated with a desired dose at a desired energy.
  • the beam current is abnormally monitored by constantly monitoring the current monitor installed at each position.
  • the failed component can be identified from the position of the lowered current monitor. Therefore, it is possible to detect and display an abnormal location on the control device side.
  • the operation is performed independently of the operator's skill. It is possible to provide an accelerator operating method, an accelerator, and an accelerator system capable of dynamic operation.

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Particle Accelerators (AREA)

Abstract

Un accélérateur comprend un accélérateur (10) à pré-étage, un système (11) de transport de faisceau ainsi qu'un anneau d'accumulation (12). Le système (11) de transport de faisceau comprend un aimant de déviation (20), un aimant quadripolaire (21) destiné à faire converger et diverger un faisceau, ainsi que des moniteurs (320 à 324) de courant du faisceau. L'anneau d'accumulation (12) comprend un dispositif d'incidence (23), un aimant de déviation (20), un aimant quadripolaire (21), une cavité d'accélération (22) destinée à accélérer le faisceau ainsi que des moniteurs (330 à 338) de courant. Une unité de commande (400) de l'accélérateur comprend un dispositif (42) de mesure de courant du faisceau, un dispositif (43) destiné à mesurer une quantité de réglage tel qu'un courant d'excitation de l'aimant de déviation, un dispositif (44) destiné à établir la quantité de réglage de chaque élément constitutif, un générateur de déclenchement (41) destiné à générer divers signaux de déclenchement, ainsi qu'une unité de commande principale (40) destinée à déterminer les quantités de réglage de tous les éléments constitutifs et des synchronisations de commande. Il est possible d'obtenir un fonctionnement automatique quelle que soit la qualification d'un utilisateur pour tous les modes de fonctionnement de l'accélérateur.
PCT/JP1993/001343 1993-09-20 1993-09-20 Procede d'exploitation d'un accelerateur, accelerateur et systeme d'accelerateur WO1995008909A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP07509676A JP3121017B2 (ja) 1993-09-20 1993-09-20 ビーム調整方法
PCT/JP1993/001343 WO1995008909A1 (fr) 1993-09-20 1993-09-20 Procede d'exploitation d'un accelerateur, accelerateur et systeme d'accelerateur
US08/436,270 US5698954A (en) 1993-09-20 1993-09-20 Automatically operated accelerator using obtained operating patterns

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1993/001343 WO1995008909A1 (fr) 1993-09-20 1993-09-20 Procede d'exploitation d'un accelerateur, accelerateur et systeme d'accelerateur

Publications (1)

Publication Number Publication Date
WO1995008909A1 true WO1995008909A1 (fr) 1995-03-30

Family

ID=14070535

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1993/001343 WO1995008909A1 (fr) 1993-09-20 1993-09-20 Procede d'exploitation d'un accelerateur, accelerateur et systeme d'accelerateur

Country Status (3)

Country Link
US (1) US5698954A (fr)
JP (1) JP3121017B2 (fr)
WO (1) WO1995008909A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016191621A (ja) * 2015-03-31 2016-11-10 住友重機械工業株式会社 中性子捕捉療法装置

Families Citing this family (107)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0572528U (ja) * 1992-03-09 1993-10-05 亨一 村田 自動車用バイザーの取付け構造
JP3246364B2 (ja) * 1996-12-03 2002-01-15 株式会社日立製作所 シンクロトロン型加速器及びそれを用いた医療用装置
US6483263B1 (en) * 1999-02-25 2002-11-19 Siemens Medical Solutions Usa, Inc. Automated system for conditioning a linear accelerator
US6360513B1 (en) 1999-05-11 2002-03-26 Sargento Foods Inc. Resealable bag for filling with food product(s) and method
EP1421833A4 (fr) 2001-08-30 2006-04-05 Tolemac Llc Production et distribution d'antiprotons pour la detection et l'elimination de cellules indesirables
JP3801938B2 (ja) * 2002-03-26 2006-07-26 株式会社日立製作所 粒子線治療システム及び荷電粒子ビーム軌道の調整方法
JP2005027681A (ja) * 2003-07-07 2005-02-03 Hitachi Ltd 荷電粒子治療装置及び荷電粒子治療システム
JP3912364B2 (ja) * 2003-11-07 2007-05-09 株式会社日立製作所 粒子線治療装置
JP4457353B2 (ja) * 2005-11-25 2010-04-28 株式会社日立プラントテクノロジー 調整ボルトの操作方法および電磁石の位置・姿勢調整方法
US8169167B2 (en) * 2008-01-09 2012-05-01 Passport Systems, Inc. Methods for diagnosing and automatically controlling the operation of a particle accelerator
US8280684B2 (en) * 2008-01-09 2012-10-02 Passport Systems, Inc. Diagnostic methods and apparatus for an accelerator using induction to generate an electric field with a localized curl
US8264173B2 (en) * 2008-01-09 2012-09-11 Passport Systems, Inc. Methods and systems for accelerating particles using induction to generate an electric field with a localized curl
WO2009097536A1 (fr) * 2008-01-30 2009-08-06 Passport Systems, Inc. Procédés pour diagnostiquer et commander automatiquement le fonctionnement d'un accélérateur de particules
EP2283711B1 (fr) 2008-05-22 2018-07-11 Vladimir Yegorovich Balakin Dispositif d'acceleration d'un faisceau de particules chargees faisant partie d'un systeme de traitement anticancereux par particules chargees
US9910166B2 (en) 2008-05-22 2018-03-06 Stephen L. Spotts Redundant charged particle state determination apparatus and method of use thereof
US9974978B2 (en) 2008-05-22 2018-05-22 W. Davis Lee Scintillation array apparatus and method of use thereof
US8710462B2 (en) 2008-05-22 2014-04-29 Vladimir Balakin Charged particle cancer therapy beam path control method and apparatus
US8089054B2 (en) 2008-05-22 2012-01-03 Vladimir Balakin Charged particle beam acceleration and extraction method and apparatus used in conjunction with a charged particle cancer therapy system
US8373145B2 (en) 2008-05-22 2013-02-12 Vladimir Balakin Charged particle cancer therapy system magnet control method and apparatus
US8378311B2 (en) 2008-05-22 2013-02-19 Vladimir Balakin Synchrotron power cycling apparatus and method of use thereof
US9579525B2 (en) 2008-05-22 2017-02-28 Vladimir Balakin Multi-axis charged particle cancer therapy method and apparatus
US8288742B2 (en) 2008-05-22 2012-10-16 Vladimir Balakin Charged particle cancer therapy patient positioning method and apparatus
US8198607B2 (en) 2008-05-22 2012-06-12 Vladimir Balakin Tandem accelerator method and apparatus used in conjunction with a charged particle cancer therapy system
US8144832B2 (en) 2008-05-22 2012-03-27 Vladimir Balakin X-ray tomography method and apparatus used in conjunction with a charged particle cancer therapy system
US8374314B2 (en) 2008-05-22 2013-02-12 Vladimir Balakin Synchronized X-ray / breathing method and apparatus used in conjunction with a charged particle cancer therapy system
US7943913B2 (en) 2008-05-22 2011-05-17 Vladimir Balakin Negative ion source method and apparatus used in conjunction with a charged particle cancer therapy system
US8718231B2 (en) 2008-05-22 2014-05-06 Vladimir Balakin X-ray tomography method and apparatus used in conjunction with a charged particle cancer therapy system
US9056199B2 (en) 2008-05-22 2015-06-16 Vladimir Balakin Charged particle treatment, rapid patient positioning apparatus and method of use thereof
US8896239B2 (en) 2008-05-22 2014-11-25 Vladimir Yegorovich Balakin Charged particle beam injection method and apparatus used in conjunction with a charged particle cancer therapy system
US7953205B2 (en) 2008-05-22 2011-05-31 Vladimir Balakin Synchronized X-ray / breathing method and apparatus used in conjunction with a charged particle cancer therapy system
US8487278B2 (en) 2008-05-22 2013-07-16 Vladimir Yegorovich Balakin X-ray method and apparatus used in conjunction with a charged particle cancer therapy system
US10092776B2 (en) 2008-05-22 2018-10-09 Susan L. Michaud Integrated translation/rotation charged particle imaging/treatment apparatus and method of use thereof
US8309941B2 (en) 2008-05-22 2012-11-13 Vladimir Balakin Charged particle cancer therapy and patient breath monitoring method and apparatus
MX2010012714A (es) 2008-05-22 2011-06-01 Vladimir Yegorovich Balakin Metodo y aparato de control de la trayectoria de haces para la terapia contra el cancer mediante particulas cargadas.
US8093564B2 (en) 2008-05-22 2012-01-10 Vladimir Balakin Ion beam focusing lens method and apparatus used in conjunction with a charged particle cancer therapy system
US8637833B2 (en) 2008-05-22 2014-01-28 Vladimir Balakin Synchrotron power supply apparatus and method of use thereof
US9782140B2 (en) 2008-05-22 2017-10-10 Susan L. Michaud Hybrid charged particle / X-ray-imaging / treatment apparatus and method of use thereof
US8975600B2 (en) 2008-05-22 2015-03-10 Vladimir Balakin Treatment delivery control system and method of operation thereof
US8569717B2 (en) 2008-05-22 2013-10-29 Vladimir Balakin Intensity modulated three-dimensional radiation scanning method and apparatus
US9737272B2 (en) 2008-05-22 2017-08-22 W. Davis Lee Charged particle cancer therapy beam state determination apparatus and method of use thereof
US9981147B2 (en) 2008-05-22 2018-05-29 W. Davis Lee Ion beam extraction apparatus and method of use thereof
US8624528B2 (en) 2008-05-22 2014-01-07 Vladimir Balakin Method and apparatus coordinating synchrotron acceleration periods with patient respiration periods
US7940894B2 (en) 2008-05-22 2011-05-10 Vladimir Balakin Elongated lifetime X-ray method and apparatus used in conjunction with a charged particle cancer therapy system
US9937362B2 (en) 2008-05-22 2018-04-10 W. Davis Lee Dynamic energy control of a charged particle imaging/treatment apparatus and method of use thereof
US8129699B2 (en) 2008-05-22 2012-03-06 Vladimir Balakin Multi-field charged particle cancer therapy method and apparatus coordinated with patient respiration
US9616252B2 (en) 2008-05-22 2017-04-11 Vladimir Balakin Multi-field cancer therapy apparatus and method of use thereof
US10143854B2 (en) 2008-05-22 2018-12-04 Susan L. Michaud Dual rotation charged particle imaging / treatment apparatus and method of use thereof
US8045679B2 (en) 2008-05-22 2011-10-25 Vladimir Balakin Charged particle cancer therapy X-ray method and apparatus
US9168392B1 (en) 2008-05-22 2015-10-27 Vladimir Balakin Charged particle cancer therapy system X-ray apparatus and method of use thereof
US8373146B2 (en) 2008-05-22 2013-02-12 Vladimir Balakin RF accelerator method and apparatus used in conjunction with a charged particle cancer therapy system
US9177751B2 (en) 2008-05-22 2015-11-03 Vladimir Balakin Carbon ion beam injector apparatus and method of use thereof
US8129694B2 (en) 2008-05-22 2012-03-06 Vladimir Balakin Negative ion beam source vacuum method and apparatus used in conjunction with a charged particle cancer therapy system
US9044600B2 (en) 2008-05-22 2015-06-02 Vladimir Balakin Proton tomography apparatus and method of operation therefor
US8436327B2 (en) 2008-05-22 2013-05-07 Vladimir Balakin Multi-field charged particle cancer therapy method and apparatus
US8378321B2 (en) 2008-05-22 2013-02-19 Vladimir Balakin Charged particle cancer therapy and patient positioning method and apparatus
US9155911B1 (en) 2008-05-22 2015-10-13 Vladimir Balakin Ion source method and apparatus used in conjunction with a charged particle cancer therapy system
US8368038B2 (en) 2008-05-22 2013-02-05 Vladimir Balakin Method and apparatus for intensity control of a charged particle beam extracted from a synchrotron
US10684380B2 (en) 2008-05-22 2020-06-16 W. Davis Lee Multiple scintillation detector array imaging apparatus and method of use thereof
US8188688B2 (en) 2008-05-22 2012-05-29 Vladimir Balakin Magnetic field control method and apparatus used in conjunction with a charged particle cancer therapy system
US8598543B2 (en) 2008-05-22 2013-12-03 Vladimir Balakin Multi-axis/multi-field charged particle cancer therapy method and apparatus
US9095040B2 (en) 2008-05-22 2015-07-28 Vladimir Balakin Charged particle beam acceleration and extraction method and apparatus used in conjunction with a charged particle cancer therapy system
US10548551B2 (en) 2008-05-22 2020-02-04 W. Davis Lee Depth resolved scintillation detector array imaging apparatus and method of use thereof
US9744380B2 (en) 2008-05-22 2017-08-29 Susan L. Michaud Patient specific beam control assembly of a cancer therapy apparatus and method of use thereof
US8907309B2 (en) 2009-04-17 2014-12-09 Stephen L. Spotts Treatment delivery control system and method of operation thereof
US8178859B2 (en) 2008-05-22 2012-05-15 Vladimir Balakin Proton beam positioning verification method and apparatus used in conjunction with a charged particle cancer therapy system
US8642978B2 (en) 2008-05-22 2014-02-04 Vladimir Balakin Charged particle cancer therapy dose distribution method and apparatus
US7939809B2 (en) 2008-05-22 2011-05-10 Vladimir Balakin Charged particle beam extraction method and apparatus used in conjunction with a charged particle cancer therapy system
US9855444B2 (en) 2008-05-22 2018-01-02 Scott Penfold X-ray detector for proton transit detection apparatus and method of use thereof
WO2009142545A2 (fr) 2008-05-22 2009-11-26 Vladimir Yegorovich Balakin Procédé et appareil de positionnement d'un patient en vue du traitement d'un cancer par particules chargées
US8373143B2 (en) 2008-05-22 2013-02-12 Vladimir Balakin Patient immobilization and repositioning method and apparatus used in conjunction with charged particle cancer therapy
US10070831B2 (en) 2008-05-22 2018-09-11 James P. Bennett Integrated cancer therapy—imaging apparatus and method of use thereof
US10029122B2 (en) 2008-05-22 2018-07-24 Susan L. Michaud Charged particle—patient motion control system apparatus and method of use thereof
US9682254B2 (en) 2008-05-22 2017-06-20 Vladimir Balakin Cancer surface searing apparatus and method of use thereof
US9498649B2 (en) 2008-05-22 2016-11-22 Vladimir Balakin Charged particle cancer therapy patient constraint apparatus and method of use thereof
US8519365B2 (en) 2008-05-22 2013-08-27 Vladimir Balakin Charged particle cancer therapy imaging method and apparatus
CA2725498C (fr) 2008-05-22 2015-06-30 Vladimir Yegorovich Balakin Procede et dispositif de traitement anticancereux par particules chargees a champs multiples
US8969834B2 (en) 2008-05-22 2015-03-03 Vladimir Balakin Charged particle therapy patient constraint apparatus and method of use thereof
US8399866B2 (en) 2008-05-22 2013-03-19 Vladimir Balakin Charged particle extraction apparatus and method of use thereof
US9737733B2 (en) 2008-05-22 2017-08-22 W. Davis Lee Charged particle state determination apparatus and method of use thereof
EP2283705B1 (fr) 2008-05-22 2017-12-13 Vladimir Yegorovich Balakin Appareil d'extraction de faisceau de particules chargées utilisé conjointement avec un système de traitement du cancer par particules chargées
US9737734B2 (en) 2008-05-22 2017-08-22 Susan L. Michaud Charged particle translation slide control apparatus and method of use thereof
EP2283713B1 (fr) 2008-05-22 2018-03-28 Vladimir Yegorovich Balakin Appareil de traitement du cancer par particules chargees a axes multiples
US8229072B2 (en) 2008-07-14 2012-07-24 Vladimir Balakin Elongated lifetime X-ray method and apparatus used in conjunction with a charged particle cancer therapy system
US8625739B2 (en) 2008-07-14 2014-01-07 Vladimir Balakin Charged particle cancer therapy x-ray method and apparatus
US8627822B2 (en) 2008-07-14 2014-01-14 Vladimir Balakin Semi-vertical positioning method and apparatus used in conjunction with a charged particle cancer therapy system
AU2009341615B2 (en) 2009-03-04 2013-03-28 Zakrytoe Aktsionernoe Obshchestvo Protom Multi-field charged particle cancer therapy method and apparatus
US10638988B2 (en) 2010-04-16 2020-05-05 Scott Penfold Simultaneous/single patient position X-ray and proton imaging apparatus and method of use thereof
US10555710B2 (en) 2010-04-16 2020-02-11 James P. Bennett Simultaneous multi-axes imaging apparatus and method of use thereof
US11648420B2 (en) 2010-04-16 2023-05-16 Vladimir Balakin Imaging assisted integrated tomography—cancer treatment apparatus and method of use thereof
US10625097B2 (en) 2010-04-16 2020-04-21 Jillian Reno Semi-automated cancer therapy treatment apparatus and method of use thereof
US10179250B2 (en) 2010-04-16 2019-01-15 Nick Ruebel Auto-updated and implemented radiation treatment plan apparatus and method of use thereof
US10751551B2 (en) 2010-04-16 2020-08-25 James P. Bennett Integrated imaging-cancer treatment apparatus and method of use thereof
US10376717B2 (en) 2010-04-16 2019-08-13 James P. Bennett Intervening object compensating automated radiation treatment plan development apparatus and method of use thereof
US10518109B2 (en) 2010-04-16 2019-12-31 Jillian Reno Transformable charged particle beam path cancer therapy apparatus and method of use thereof
US10589128B2 (en) 2010-04-16 2020-03-17 Susan L. Michaud Treatment beam path verification in a cancer therapy apparatus and method of use thereof
US10086214B2 (en) 2010-04-16 2018-10-02 Vladimir Balakin Integrated tomography—cancer treatment apparatus and method of use thereof
US9737731B2 (en) 2010-04-16 2017-08-22 Vladimir Balakin Synchrotron energy control apparatus and method of use thereof
US10556126B2 (en) 2010-04-16 2020-02-11 Mark R. Amato Automated radiation treatment plan development apparatus and method of use thereof
US10188877B2 (en) 2010-04-16 2019-01-29 W. Davis Lee Fiducial marker/cancer imaging and treatment apparatus and method of use thereof
US10349906B2 (en) 2010-04-16 2019-07-16 James P. Bennett Multiplexed proton tomography imaging apparatus and method of use thereof
US8963112B1 (en) 2011-05-25 2015-02-24 Vladimir Balakin Charged particle cancer therapy patient positioning method and apparatus
US8933651B2 (en) 2012-11-16 2015-01-13 Vladimir Balakin Charged particle accelerator magnet apparatus and method of use thereof
JP6150650B2 (ja) * 2013-07-26 2017-06-21 株式会社日立製作所 粒子線照射システムとその運転方法
JP6261752B2 (ja) * 2014-09-22 2018-01-17 三菱電機株式会社 給電用接続板
US9907981B2 (en) 2016-03-07 2018-03-06 Susan L. Michaud Charged particle translation slide control apparatus and method of use thereof
KR101819972B1 (ko) * 2016-03-22 2018-01-22 한국원자력연구원 입자 가속기의 빔 전하량 극대화 장치 및 이를 이용한 입자 가속기의 빔 전하량 극대화 방법
US10037863B2 (en) 2016-05-27 2018-07-31 Mark R. Amato Continuous ion beam kinetic energy dissipater apparatus and method of use thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03138900A (ja) * 1989-10-25 1991-06-13 Ishikawajima Harima Heavy Ind Co Ltd 小型ｓｏｒ装置の運転方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2515022B2 (ja) * 1989-08-22 1996-07-10 株式会社東芝 加速器の制御装置
JPH03156900A (ja) * 1989-11-15 1991-07-04 Hitachi Ltd 円形加速器の運転方法及び円形加速器
JPH03187200A (ja) * 1989-12-18 1991-08-15 Ishikawajima Harima Heavy Ind Co Ltd シンクロトロン
JPH03225800A (ja) * 1990-01-30 1991-10-04 Ishikawajima Harima Heavy Ind Co Ltd シンクロトロンのビーム電流値測定方法
JPH0831360B2 (ja) * 1990-06-08 1996-03-27 株式会社ソルテック 蓄積ビーム電流安定化制御方法
JPH0479199A (ja) * 1990-07-20 1992-03-12 Mitsubishi Electric Corp シンクロトン放射光用電子蓄積リング

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03138900A (ja) * 1989-10-25 1991-06-13 Ishikawajima Harima Heavy Ind Co Ltd 小型ｓｏｒ装置の運転方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016191621A (ja) * 2015-03-31 2016-11-10 住友重機械工業株式会社 中性子捕捉療法装置

Also Published As

Publication number Publication date
JP3121017B2 (ja) 2000-12-25
US5698954A (en) 1997-12-16

Similar Documents

Publication Publication Date Title
WO1995008909A1 (fr) Procede d'exploitation d'un accelerateur, accelerateur et systeme d'accelerateur
US5046078A (en) Apparatus and method for inhibiting the generation of excessive radiation
US8598814B2 (en) Linear accelerator
JP2001085200A (ja) 加速器システム
US6856105B2 (en) Multi-energy particle accelerator
US9387346B2 (en) Particle beam treatment system and beam position correcting method thereof
US10015874B2 (en) Hybrid standing wave linear accelerators providing accelerated charged particles or radiation beams
JP2833602B2 (ja) 荷電粒子出射方法および荷電粒子出射装置
JP5159688B2 (ja) 粒子線治療システム
JPH06176725A (ja) イオン源
JP3818227B2 (ja) イオン源
KR101930363B1 (ko) 의료용 선형가속기 및 그 제어방법
JPH11233300A (ja) 粒子加速器
JPH07105279B2 (ja) 電磁石電源装置
Sheppard et al. Three bunch energy stabilization for the SLC injector
KR102599879B1 (ko) 이온 생성 장치, 방법 및 프로그램
JP2019507939A (ja) 自由電子レーザ用電子源
JPH0963799A (ja) 加速器用高周波加速装置の制御方法
JPH0656800B2 (ja) 荷電ビ−ム装置
JP3100000B2 (ja) 放射光発生装置
CN115802579A (zh) 一种射线产生装置及使用方法及应用
JP2000299075A (ja) 放射線発生装置
JPH05217697A (ja) 電子蓄積リングとその運転方法
JPH0473899A (ja) シンクロトロン装置における入射用キッカーマグネットの励磁電流調整方法
JP3099985B2 (ja) 放射光発生装置

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): JP US

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): CH DE FR

WWE Wipo information: entry into national phase

Ref document number: 08436270

Country of ref document: US

121 Ep: the epo has been informed by wipo that ep was designated in this application
122 Ep: pct application non-entry in european phase